Watch Centinelas del Silencio Online Avalaible Now [ FREE ] Select your Language : Sentinels of Silence is a 1971 short documentary film on ancient Mexican civilizations. The film was directed and written by Mexican filmmaker Robert Amram, and is notable for being the first and only short film to win two Academy Awards. Watch movie online - EN Watch Movie trailer Download Links - EN Language SD Quality - EN HQ Quality - EN HD Quality - EN HD Quality - EN 4K Quality - EN 8K Quality - EN